The word Otaku is Japanese word is equivalent to nerd in Japanese.
Although, the word Otaku often carries not negative, and even positive elements in many countries, this word tend to be negative when it is used in Japan. The attempt to laws like Tokyo’s recent audience can be also observed as anti-otaku movement.
It is highly speculated these movements are nothing more than discrimination against Otakus as well as people who are into Akihabara cultures. In fact Governor Ishihara of Tokyo prefecture did openly stated that “it is responsibility of government to regulate Kimo-Ota (Disgusting-Otaku) who are pervert likes non-wholesome works.”
The reason currently proposed regulation like TWYFO is highly controversial as this can be arbitrarily enforced to suppress what they define Kimo-Ota.
While decision of adopting this ordinance has been deferred for mean time, Japan Pen Club, the group of about 100 book publishers joined in a force of opposing this ordinance.